Ensurepass

 

QUESTION 111

Which of the following must be done before powering down a storage array?

 

A.

Delete the hot spares on the storage array

B.

Ensure no I/O is being written to the storage array

C.

Defrag all volumes from the storage array

D.

Uninstall the HBA drivers on all the servers

 

Correct Answer: B

 

 

QUESTION 112< /b>

Which of the following has the potential for unexpectedly impacting storage array performance?

 

A.

WWN-based hard zoning

B.

Multipathing

C.

Host based inline de-duplication

D.

Automated storage tiering

 

Correct Answer: D

 

 

QUESTION 113

Which of the following network technologies should an administrator use to replicate data between datacenters across the Pacific ocean?

 

A.

CWDM

B.

VSAN

C.

MAN

D.

WAN

 

Correct Answer: D

 

 

QUESTION 114

Three phase power has been connected to a rack with a storage array. Which of the following would be best practice if each of the three phases were routed to independent Power Distribution Units (PDUs)? (Select TWO).

 

A.

Each PDU (Phase) should be consumed before moving to the next phase to preserve circuits.

B.

Three phase power is not supported with most Datacenter Class Equipment.

C.

To prevent phase imbalance, partnered power supplies should connect to the same PDU (Phase).

D.

Each device should use two separate PDUs to ensure power redundancy.

E.

Each PDU (Phase) should be loaded equally where possible to balance the power.

 

Correct Answer: DE

 

 

QUESTION 115

Which of the following is used when interconnecting FC switches?

 

A.

HBA

B.

CAN

C.

ISL

D.

Trunking

 

Correct Answer: C

 

 

QUESTION 116

A datacenter has a hierarchy of multiple storage systems with SSDs, FC disks, SATA disks, and JBODs. Which of the following classifies this arrangement?

 

A.

LVM

B.

FCoTR

C.

Tiers

D.

HSM

 

Correct Answer: C

 

 

QUESTION 117

A server appears to be writing data to a storage system slower than it used to. Which of the following practices would BEST help to validate that there is a problem?

 

A.

Setting alerts

B.

Setting thresholds

C.

Forecasting

D.

Compare to baseline

 

Correct Answer: D

 

 

QUESTION 118

In a redundant fabric configuration, which of the following is the MINIMUM number of single port HBAs that a server must have, to sustain a single fabric failure?

 

A.

1

B.

2

C.

4

D.

8

 

Correct Answer: B

 

 

QUESTION 119

A new LUN is added to a mission critical host from the storage array on which the host is currently already accessing 2 LUNS; which of the following is the FIRST step required to utilize the new LUN?

 

A.

Change the zoning to allow the host to see the new LUN.

B.

Initiate a rescan from the host.

C.

Initiate a Name Server update.

D.

Reboot the host.

 

Correct Answer: B

 

 

QUESTION 120

Which of the following is used to identify ports in a switched Fibre Channel fabric?

 

A.

IP

B.

MAC

C.

DNS

D.

WWN

 

Correct Answer: D

 

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